| StealthAssassin vs King | 192–249 | 43.54% |
| StealthAssassin vs Jin | 147–248 | 37.22% |
| StealthAssassin vs Kazuya | 121–217 | 35.80% |
| StealthAssassin vs Reina | 118–214 | 35.54% |
| StealthAssassin vs Steve | 149–168 | 47.00% |
| StealthAssassin vs Heihachi | 110–198 | 35.71% |
| StealthAssassin vs Bryan | 87–178 | 32.83% |
| StealthAssassin vs Clive | 75–186 | 28.74% |
| StealthAssassin vs Hwoarang | 116–144 | 44.62% |
| StealthAssassin vs Law | 102–144 | 41.46% |
| StealthAssassin vs Jun | 79–162 | 32.78% |
| StealthAssassin vs Dragunov | 68–129 | 34.52% |
| StealthAssassin vs Eddy | 44–153 | 22.34% |
| StealthAssassin vs Azucena | 64–128 | 33.33% |
| StealthAssassin vs Lidia | 68–120 | 36.17% |
| StealthAssassin vs Lee | 73–113 | 39.25% |
| StealthAssassin vs Yoshimitsu | 69–116 | 37.30% |
| StealthAssassin vs Paul | 49–115 | 29.88% |
| StealthAssassin vs Asuka | 65–99 | 39.63% |
| StealthAssassin vs Victor | 43–121 | 26.22% |
| StealthAssassin vs Xiaoyu | 66–88 | 42.86% |
| StealthAssassin vs Lars | 46–107 | 30.07% |
| StealthAssassin vs Lili | 53–99 | 34.87% |
| StealthAssassin vs Nina | 45–75 | 37.50% |
| StealthAssassin vs Devil Jin | 20–90 | 18.18% |
| StealthAssassin vs Feng | 25–80 | 23.81% |
| StealthAssassin vs Alisa | 36–65 | 35.64% |
| StealthAssassin vs Leroy | 35–59 | 37.23% |
| StealthAssassin vs Claudio | 26–59 | 30.59% |
| StealthAssassin vs Leo | 27–55 | 32.93% |
| StealthAssassin vs Jack-8 | 17–61 | 21.79% |
| StealthAssassin vs Raven | 23–53 | 30.26% |
| StealthAssassin vs Fahkumram | 21–53 | 28.38% |
| StealthAssassin vs Armor King | 25–33 | 43.10% |
| StealthAssassin vs Zafina | 22–31 | 41.51% |
| StealthAssassin vs Kuma | 16–35 | 31.37% |
| StealthAssassin vs Anna | 22–29 | 43.14% |
| StealthAssassin vs Shaheen | 19–28 | 40.43% |
| StealthAssassin vs Miary Zo | 10–33 | 23.26% |
| StealthAssassin vs Panda | 5–19 | 20.83% |
Limitations
This data is often requested to give insight into which characters you have more trouble with than others, but it is not particularly helpful for that. The main issue is that it is heavily skewed by how strong the opponents you play are.
For example, this data suggests my worst matchup is clearly vs Reina, but that's just because most of those games are vs Yagami.
There is a way to account for this being worked on. The central idea is to assign each matchup a rating vs you which adjusts based on the result, much like the regular rating but also based on the rating of each player. With this, it would give a better summary of how well you perform vs each character.
In the meantime, this page is here to present the data as requested.